GRB 241229B
Time: 04:13:05
Trigger Number: 1277428
Burst Advocate: Antonino D'Ai
BAT Data:
RA: a | 274.140 18:16:33.6 |
Dec: a | 74.694 74:41:38.4 |
90% Error Radius: b | 1.2 |
T90: c | 5.05 |
Fluence: d | 7.0 (0.6) |
1s Peak Photon Flux: e | 4.0 (0.3) |
Photon Index: f | 0.93, CPL (0.50) |
90% error in parentheses,
a J2000;
b arcmin;
c seconds;
d 10-7 erg/cm2 (15-150 keV);
e ph/cm2/sec (15-150 keV);
f PL = simple power-law, CPL = cutoff power-law (15-150 keV)
XRT Data:
RA: a | 18:16:42.26 |
Dec: a | 74:40:60.0 |
90% Error Radius: b | 6.8 |
Time to First Observation: c | n/a |
Early Flux: d | n/a |
11 Hour Flux: d | 0.0218273175 |
24 Hour Flux: d | 0.0050137479 |
Initial Temporal Index: | -1.885 |
Spectral Index (Gamma): | 2.070872871 |
Column Density (NH): e | 1.2783512124 |
Note: Please be aware that only the very basic temporal and spectral quantities are reported here. You are strongly encouraged to see the referenced GCN circulars for full details.
a J2000;
b arcsec;
c seconds;
d 10-11 erg/cm2/s (0.3-10 keV);
e 1021 cm-2
» XRT GRB Live Catalogue
» XRT Light Curves
» XRT Spectra
UVOT Data:
RA: a | n/a |
Dec: a | n/a |
90% Error Radius: b | n/a |
Time to First Observation: c | n/a |
V Magnitude: | V>20.0 |
Other Filter Magnitudes: | B>21.5 U>20.3 UVW1>21.0 UVW2>21.2 White>20.9 |
a J2000; b arcsec; c seconds
Other Burst Info:
Redshift:Host Galaxy:
Other Observatory Detections:
SVOM/GRM
Comments:
Due to an observing constraint, Swift did not immediately slew to the BAT position.
UVOT: no detection
References:
BAT: GCN 38699; GCN 38721
XRT: GCN 38708; Evans et al., 2009, MNRAS, 397, 1177
UVOT: GCN 38717
Radio:
Redshift:
Host:
Other: